Affiliation: Centre for Rheumatology Research, Division of Medicine, University College London, London, UK, Division of Rheumatology, Department of Internal Medicine, University of Texas Medical Branch, Galveston, TX, USA, Structural Biology, Medical Research Council National Institute for Medical Research and Arthritis Research UK Centre for Adolescent Rheumatology, University College London Hospital and Great Ormond Street Hospital, London, UK.

Affiliation:
Centre for Rheumatology Research, Division of Medicine, University College London, London, UK, Division of Rheumatology, Department of Internal Medicine, University of Texas Medical Branch, Galveston, TX, USA, Structural Biology, Medical Research Council National Institute for Medical Research and Arthritis Research UK Centre for Adolescent Rheumatology, University College London Hospital and Great Ormond Street Hospital, London, UK.